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Payne PG8JAA066135AAJA Air Pressure Switch
The function of this type of switch is to sense whether the blower fan is on and running. Some pressure switches are designed with a reset that is manual instead of automatic, which forces the system to be reset physically or else the system will cease to function. The air pressure switch is a vital device of all the safety features in today's HVAC systems that is in place to keep you safe from any injuries.
What to Look Out for when the System Pressure Switch is Beginning to Go
- System does not reach desired temperature when set by the thermostat.
- Incorrect electrical voltage being read from the pressure switch.
- Furnace refuses ignite.
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